json.result   true
json.message  "获取浏览记录成功"
json.data         @spu_tracks do |spu_track|
  json.id           spu_track.id
  json.spu          do
    json.id                 spu_track.spu.id
    json.name               spu_track.spu.name
    json.sales_volume       spu_track.spu.sales_volume
    json.avatar             spu_track.spu.avatar.url
    json.description        spu_track.spu.description
    json.published          spu_track.spu.published
    json.seven_day_back     spu_track.spu.seven_day_back
    json.genuine_product    spu_track.spu.genuine_product
    json.low_promotion_price          spu_track.spu.low_promotion_price
    json.high_promotion_price         spu_track.spu.high_promotion_price
    json.low_sale_price     spu_track.spu.low_sale_price
    json.high_sale_price    spu_track.spu.high_sale_price
    json.low_cost_price     spu_track.spu.low_cost_price
    json.high_cost_price    spu_track.spu.high_cost_price
  end
end